Learn more

MARSHALL ELECTRIC CORP

Overview
  • Total Patents
    28
  • GoodIP Patent Rank
    93,418
  • Filing trend
    ⇩ 75.0%
About

MARSHALL ELECTRIC CORP has a total of 28 patent applications. It decreased the IP activity by 75.0%. Its first patent ever was published in 1986. It filed its patents most often in United States, China and Canada. Its main competitors in its focus markets electrical machinery and energy, engines, pumps and turbines and environmental technology are HITACHI AUTOMOTIVE SYSTEMS HANSHIN LTD, BREMICKER AUTO ELEKTRIK and DIAMOND ELECTRIC MFG CORP.

Patent filings per year

Chart showing MARSHALL ELECTRIC CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Marrs Thomas C 21
#2 Barlow Stephen P 7
#3 Christian David A 5
#4 Recupido Donald 5
#5 Kiltie Ordean 4
#6 Marrs C Thomas 1
#7 Marrs James C 1

Latest patents

Publication Filing date Title
US10987683B1 Linear pump apparatus for dispensing liquids
US2020395170A1 High voltage ignition coil with improved insulating characteristics
CN109586169A For spark plug to be connected to the high pressure extensor of high-voltage power supply
US2018216597A1 Electronic spark timing control system for an AC ignition system
US2019128232A1 Multi-strike ignition system for an internal combustion engine
US2018102630A1 High-voltage extender for connecting a spark plug to a high-voltage source
US2018216596A1 Electronic spark timing control system for an AC ignition system
US2018030946A1 Ignition coil having a winding form
US2017338589A1 Semi-rigid high-voltage extender
US2017284357A1 Forced frequency ignition system for an internal combustion engine
US2017077683A1 Ignition coil for passing alternating current to a spark plug
US7594489B1 High voltage extender
US5834903A Double resonant driver ballast for gas lamps
CA2173873A1 Double resonant driver ballast for gas lamps
US4684912A Winding form for high voltage transformer